... , reasonable prices. Here is the specification file for this 50W High Power LED Chip:5W, 10W, 20W, 30W, 40W ... , 50W, 60W, 70W, 80W, 90W, 100W, 110W, 120W, 150W, 200w ... are available.Main Features of 50w High Power LED Chip:*Longer life span, over 50,000hours ... light, LED tunnel light, LED high bay light, etc. 50W High Power LED Chip